Home / 530,749.80-796,452.75-215,209.44

Finding the Fourth Proportional to 530,749.80, 796,452.75 and 215,209.44

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Solution

The fourth proportional to 530,749.80, 796,452.75 and 215,209.44 is: 322,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,749.80 : 796,452.75 = 215,209.44 : x
  2. Step 2: Convert to fraction form
    530,749.80/796,452.75 = 215,209.44/x
  3. Step 3: Cross multiply
    530,749.80x = 796,452.75 × 215,209.44
  4. Step 4: Simplify right side
    530,749.80x = 171,404,150,313.96
  5. Step 5: Solve for x
    x = 171,404,150,313.96/530,749.80
  6. Step 6: Final answer
    x = 322,947.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.